1 /* 2 * Copyright 2025 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package androidx.camera.view 18 19 import android.graphics.PointF 20 import androidx.camera.core.CameraControl 21 22 /** 23 * Describes the focus state and tap location that [CameraController] uses for tap-to-focus feature 24 * corresponding to the [PreviewView] touch events. 25 * 26 * @property focusState The focus state of the camera. 27 * @property tapPoint The `PreviewView` co-ordinates of user's touch event corresponding to this 28 * focusing event. This can be null when a focusing event is not due to the user's touch event. 29 * For example, `FocusOnTap(TAP_TO_FOCUS_NOT_STARTED, null)` is used when there is no focusing 30 * event ongoing e.g. during initialization or after a focus event has been completed. 31 * @see CameraController 32 * @see CameraController.getTapToFocusInfoState 33 * @see CameraControl.startFocusAndMetering 34 */ 35 public class TapToFocusInfo(public val focusState: Int, public val tapPoint: PointF?) 36